本指南建立了用于电力系统继电保护的罗氏线圈（空心电流传感器）的应用标准和要求。讨论了罗氏线圈在更常见保护方案中的选择和应用。

This guide establishes criteria and requirements for application of Rogowski coils (air-core current sensors) used for protective relaying in electric power systems. The selection and application of Rogowski coils for the more common protection schemes are addressed.